In the latest version of safety events, IMCA has described a case where a crewmember broke his finger during ROV maintenance.
The incidentA worker broke his finger whilst working on an ROV. The incident occurred during ROV maintenance when he was single-handedly removing a bumper bar located above head height.
As IMCA explained, during the process, the bumper bar snagged on the ROV structure. This required the injured person (a short service employee) to free it by hand.
The weight of the bumper...
https://mfame.guru/unplanned-rov-maintenance-leads-to-crew-injury/